CACI International Inc (CACI) is a holding company. The Company provides expertise and technology to enterprise and mission customers in support of national security missions and government modernization/transformation. The Company operates through two segments: Domestic Operations and International Operations. The Domestic Operations segment provides expertise and technology primarily to the United States federal government agencies. The International Operations segment provides expertise and technology primarily to international government and commercial customers. Its market areas include Digital Solutions, Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance (C4ISR), Cyber and Space, Engineering Services, Enterprise Information Technology (IT), and Mission Support. Its customers include agencies and departments of the United States government, various state and local government agencies, foreign governments, and commercial enterprises.